//Áֹεî·Ï¹øÈ£ üũ...
function makeArray(n)
{
	this.length = n;
	for(var i=1; i<=n; i++)
		this[i] = 0;
	return this;
}

function check_jumin(str) {	
	num = new makeArray(13);
	digit = new makeArray(12);
	var now   = new Date();
	var now_date_str = "" + now.getYear() + (now.getMonth()+1) + now.getDate();

	digit[1] = 2
	digit[2] = 3
	digit[3] = 4
	digit[4] = 5
	digit[5] = 6
	digit[6] = 7
	digit[7] = 8
	digit[8] = 9
	digit[9] = 2
	digit[10] = 3
	digit[11] = 4
	digit[12] = 5

	//»ç¶÷ÀÌ ÀÔ·ÂÇÑ Áֹεî·Ï ¹øÈ£¸¦ ¹è¿­¿¡ ³Ö´Â´Ù
	for(var j=1; j<=13; j++)
	{
		num[j] = parseInt(str.charAt(j-1),10)
	}
	
	if (CheckValidIDDate(str, now_date_str) == false)
		return false;

	// Y2K source start : 2000³âÀÌÀü Ãâ»ýÀÚÀÇ Áֹεî·Ï ¹øÈ£ ÀÔ·ÂÀ» À§ÇÑ ºÎºÐ
	if (num[7] != 3 &&  num[7] != 4) {
		sum = 0;
		//check_digit¿Í ¹øÈ£¸¦ ¿¬»êÇÑ´Ù
		for(i=1; i<=12; i++)
		{
			sum += digit[i] * num[i];
		}
		div = (sum%11);
		if(div == 1){
			comp = 0;
		}
		else if(div == 0){
			comp = 1;
		}
		else if((div != 0)&&(div != 1)){
			comp = 11 - div;
		}

		if(div == 0)
		{
			if(num[13] == 1)
				return true;
			else
			{
				return false;
			}
		}
		else if(div == 1)
		{
			if(num[13] == 0)
				return true;
			else
			{
				return false;
			}
		}
		else if((11-div) == num[13])
		{
			return true;
		}
		else
		{
			{
			return false;
			}
		}
	}
	else {
	// 2000³â ÀÌÈÄ Ãâ»ýÀÚÀÇ Áֹεî·Ï¹øÈ£ üũ ·çƾ
		if (num[3] != 0 && num[3] != 1) {
			return false;
		}
		else if (num[5] != 0 && num[5] != 1 && num[5] != 2 && num[5] != 3) {		
			return false;
		}
		else if (num[7] != 1 && num[7] != 2 && num[7] != 3 && num[7] != 4) {
			return false;
		}
		else if (num[3] == 0 && num[4] == 0) {		
			return false;
		}
		else if ((num[3] == 1) && (num[4] != 0 && num[4] != 1 && num[4] != 2)) {		
			return false;
		}
		else if (num[5] == 0 && num[6] == 0) {		
			return false;
		}
		else if (num[5] == 3 && (num[6] != 0 && num[6]  != 1)) {		
			return false;
		}
		else {
			return true;
		}
	}
	// Y2K Source end
}

function CheckValidIDDate(id, str)
{
	var TodayYear, TodayMon, TodayDay;
	var idYear, idMon, idDay, cfDate; 
	
	idDay = new makeArray(13);
	Today = new makeArray(13);

	for(var i = 0; i < 13; i++){
		idDay[i] = parseInt(id.charAt(i), 10);
	}
	for(i = 0; i < 8; i++){
		Today[i] = parseInt(str.charAt(i), 10);
	}

	switch(idDay[6]){
	case 1:
	case 2:
		idYear = (idDay[0]*10 + idDay[1]) + 1900;
		break;
	case 3:
	case 4:
		idYear = (idDay[0]*10 + idDay[1]) + 2000;
		break;
	default:
	}

	TodayYear = Today[0]*1000 + Today[1]*100 + Today[2]*10 + Today[3];

	idMon = idDay[2]*10 + idDay[3];
	idDay = idDay[4]*10 + idDay[5];
	
	TodayMon = Today[4]*10 + Today[5];
	TodayDay = Today[6]*10 + Today[7];
	
	if (idYear > TodayYear){
		return false;
	} else if (idYear < TodayYear){
		return true;
	} else {		// ¿¬µµ°¡ °°Àº°æ¿ì
		if (idMon > TodayMon){
			return false;
		} else if (idMon < TodayMon){
			return true;
		} else {		// ¿ùÀÌ °°Àº °æ¿ì
			if (idDay > TodayDay){
				return false;
			} else
				return true;
		}
	}
}